{"product_id":"70-90-lb-expansion-kit-for-powerblocks-pro-expandable-dumbbells-stage-3","title":"70-90 lb. Expansion Kit for PowerBlocks (Stage 3)","description":"\u003ch1 style=\"font-size:36px; line-height:1.2; color:#111111; margin:0 0 16px 0;\"\u003e70-90 lb. Expansion Kit for PowerBlocks (Stage 3)\u003c\/h1\u003e\n\n\u003cp style=\"font-size:15px; line-height:1.7; margin:0 0 14px 0; color:#333;\"\u003e\n  Upgrade your strength training routine with the 70-90 lb. Expansion Kit for PowerBlocks, designed to enhance your existing PowerBlock Pro Expandable Stage 1 Set with the installed Stage 2 Expansion Kit. This expansion kit allows you to increase your dumbbell weight capacity, providing a versatile and space-efficient solution for your home gym.\n\u003c\/p\u003e\n\u003cp style=\"font-size:15px; line-height:1.7; margin:0 0 24px 0; color:#333;\"\u003e\n  With the ability to replace an additional 990 lbs of free weights, this kit offers six new weight increments, expanding your set to 90 lbs per hand. Enjoy the convenience of having a full rack of dumbbells in a compact space, perfect for all fitness levels from beginners to elite athletes.\n\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003eKey Features\u003c\/h2\u003e\n\u003cul style=\"margin:0 0 24px 0; padding-left:1.4em; font-size:15px; line-height:1.75; color:#333;\"\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eWeight Expansion:\u003c\/strong\u003e Increases weight capacity to 90 lbs per hand.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eIncremental Adjustments:\u003c\/strong\u003e Adds 6 new increments: 75, 77.5, 80, 85, 87.5, and 90 lbs.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eSpace-Saving Design:\u003c\/strong\u003e Replaces 28 pairs of traditional dumbbells.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eCost-Effective:\u003c\/strong\u003e Saves money compared to purchasing multiple dumbbells.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003ePortable:\u003c\/strong\u003e Easy to transport, allowing workouts anywhere.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eCompact Size:\u003c\/strong\u003e Dimensions of 17\" L × 7\" W × 7.25\" H.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built to withstand rigorous training sessions.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom:6px;\"\u003e\n\u003cstrong\u003eNo Docking Station Required:\u003c\/strong\u003e Frees up additional space in your home gym.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003eWho This Is For\u003c\/h2\u003e\n\u003cdiv style=\"background:#fffdf5; border:1px solid #DBBB3C; border-radius:6px; padding:16px 20px; margin:0 0 24px 0; font-size:15px; line-height:1.7; color:#333;\"\u003e\n  This expansion kit is ideal for fitness enthusiasts looking to enhance their strength training capabilities without sacrificing space. Perfect for home gyms, it caters to users of all fitness levels, from beginners to advanced athletes, seeking a versatile and efficient workout solution.\n\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px; margin-bottom:24px;\"\u003e\n  \u003ctr style=\"background:#111111; color:#fff;\"\u003e\n    \u003cth style=\"text-align:left; padding:10px 14px; width:40%;\"\u003eSpecification\u003c\/th\u003e\n    \u003cth style=\"text-align:left; padding:10px 14px;\"\u003eValue\u003c\/th\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eWeight Capacity\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e90 lbs per hand\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9fafb;\"\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eWeight Increments\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e75, 77.5, 80, 85, 87.5, 90 lbs\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#fff;\"\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:9px 14px; border-bottom:1px solid #e8ecf0;\"\u003e17\" L × 7\" W × 7.25\" H\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"font-size:24px; line-height:1.3; color:#111111; border-bottom:2px solid #DBBB3C; padding-bottom:6px; margin:28px 0 14px 0;\"\u003eWarranty\u003c\/h2\u003e\n\u003cdiv style=\"background:#fffdf5; border:1px solid #DBBB3C; border-radius:6px; padding:14px 18px; margin:0 0 24px 0; font-size:14px; line-height:1.7; color:#444;\"\u003e\n  Please contact G\u0026amp;G Fitness Equipment for warranty details on this product. Our team can provide current coverage information specific to your purchase.\n\u003c\/div\u003e\n\n\u003cp style=\"font-size:12px; color:#555; margin:0 0 8px 0; line-height:1.6;\"\u003e\n  \u003cstrong\u003e⚠️ California Proposition 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals including those in rubber, foam, plastic, or coated metal components, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\" target=\"_blank\" rel=\"noopener\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e.\n\u003c\/p\u003e\n\n\u003cspan data-gg-gen=\"2.1.0\" data-gg-date=\"2026-06-27\" style=\"display:none;\"\u003e\u003c\/span\u003e\n\u003cspan style=\"display:none;\" aria-hidden=\"true\" data-gg-gen=\"1.4\" data-gg-date=\"2026-06-27\"\u003e\u003c\/span\u003e","brand":"PowerBlock","offers":[{"title":"Default Title","offer_id":16052263026790,"sku":"504-00116-01","price":199.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0013\/1471\/7798\/products\/IMG_3654.jpg?v=1661528977","url":"https:\/\/ggfitness.com\/products\/70-90-lb-expansion-kit-for-powerblocks-pro-expandable-dumbbells-stage-3","provider":"G\u0026G Fitness Equipment","version":"1.0","type":"link"}